I don't use these tools (I do backend dev), so perhaps I'm mistaken, but the benefits here are, I assume, a) For UX people who have minimal programming knowled

I don't use these tools (I do backend dev), so perhaps I'm mistaken, but the benefits here are, I assume, a) For UX people who have minimal programming knowledge but need to produce mockups. b) For people like me who might want a basic UX to start with for demo purposes.